Tom started texting friends. In hour 1 he texted 3 friends. In hour 2 he texted 9 friends. In hour 3 he texted 27 friends. The pattern continues. How would you represent how many friends he texted in hour 10?

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

2pointswhich of the following appear in the diagram below? check all that apply. d a. zcdeов. сеo c. aéo d. zdce

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is